I. Overview of the program The construction of recording and broadcasting classrooms is another key project after the relaying of multimedia classrooms in the digital construction of campus information in recent years. The so-called recording and broadcasting is the collection of signals such as ...read more...
Even the best products have failures. How to quickly judge faults and keep the test machine in a good working condition has always been the subject of environmental test equipment manufacturers. In order to quickly determine problems and solutions by themselves, Based on years of experience in aft ...read more...
What is the difference between the temperature deviation value and the fluctuation value of the high and low temperature damp heat test chamber? The temperature deviation is the (qualified) allowable range of the reference value. For example, the temperature deviation value is ±2 °C. When the ...read more...
According to the specific situation, the following methods are for reference: 1. A hygrometer with a high precision can be purchased as a standard part for self-calibration, or a hygrometer of the same level can be used for calibration. 2, hygrometer internal school method: Standard: 1. Consta ...read more...
Beijing Equation Biophone: 010-82833221 010-57266903 13269288551 Online QQ rat type II collagen (Col II) ELISA kit calculates the concentration of the standard as the ordinate (logarithmic coordinate), OD value is the abscissa (logarithmic coordinates) ), draw a standard curve on a logarithmic scale ...read more...
I don't know if you have ever encountered such a manager, whether in a library, supermarket or water park, or in a public place with electronic lockers. When we open the door storage, the discarded debris is still messy. In it, the health problem is the responsibility of the local management d ...read more...
“Squid Clip†is a simulation experiment platform consisting of four subjects: Physics, Chemistry, Technology and ICT (Information and Communication Technology). Among them, the chemical simulation laboratory is a vivid and realistic computer-aided teaching simulation experiment software. ...read more...